Class | Line # | Actions | |||
---|---|---|---|---|---|
IntRangeComparator | 29 | 3 | 3 |
1 | /* | |
2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
4 | * | |
5 | * This file is part of Jalview. | |
6 | * | |
7 | * Jalview is free software: you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation, either version 3 | |
10 | * of the License, or (at your option) any later version. | |
11 | * | |
12 | * Jalview is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
15 | * PURPOSE. See the GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
20 | */ | |
21 | package jalview.util; | |
22 | ||
23 | import java.util.Comparator; | |
24 | ||
25 | /** | |
26 | * A comparator to order [from, to] ranges into ascending or descending order of | |
27 | * their start position | |
28 | */ | |
29 | public class IntRangeComparator implements Comparator<int[]> | |
30 | { | |
31 | public static final Comparator<int[]> ASCENDING = new IntRangeComparator( | |
32 | true); | |
33 | ||
34 | public static final Comparator<int[]> DESCENDING = new IntRangeComparator( | |
35 | false); | |
36 | ||
37 | boolean forwards; | |
38 | ||
39 | 2 | IntRangeComparator(boolean forward) |
40 | { | |
41 | 2 | forwards = forward; |
42 | } | |
43 | ||
44 | 13 | @Override |
45 | public int compare(int[] o1, int[] o2) | |
46 | { | |
47 | 13 | int compared = Integer.compare(o1[0], o2[0]); |
48 | 13 | return forwards ? compared : -compared; |
49 | } | |
50 | ||
51 | } |